Chas"u*ble (?), n. [F. chasuble, LL. casubula, cassibula, casula, a hooded garment, covering the person like a little house; cf. It. casupola, casipola, cottage, dim of L. casa cottage.] (Eccl.) The outer vestment worn by the priest in saying Mass, consisting, in the Roman Catholic Church, of a broad, flat, back piece, and a narrower front piece, the two connected over the shoulders only. The back has usually a large cross, the front an upright bar or pillar, designed to be emblematical of Christ's sufferings. In the Greek Church the chasuble is a large round mantle. [Written also chasible, and chesible.]
Chat (?), v. i. [imp. & p. p. Chatted; p. pr. & vb. n. Chatting.] [From Chatter. √22.] To talk in a light and familiar manner; to converse without form or ceremony; to gossip. Shak.
To chat a while on their adventures.
Dryden.
Syn. -- To talk; chatter; gossip; converse.